1162239680 has 224 divisors, whose sum is σ = 3497250816. Its totient is φ = 358465536.

The previous prime is 1162239677. The next prime is 1162239707. The reversal of 1162239680 is 869322611.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 875177 + ... + 876503.

Almost surely, 2^1162239680 is an apocalyptic number.

1162239680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162239680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1748625408).

1162239680 is an abundant number, since it is smaller than the sum of its proper divisors (2335011136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1162239680 is a wasteful number, since it uses less digits than its factorization.

1162239680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1162239680 is about 34091.6365110272. The cubic root of 1162239680 is about 1051.3933670925.

The spelling of 1162239680 in words is "one billion, one hundred sixty-two million, two hundred thirty-nine thousand, six hundred eighty".